Repository Index

A platform to develop, run and administer CTF competitions. This is the online echoCTF.RED platform source code

• ctf
• echoctf
• cybersecurity
• hacking

Library to generate TOTP/HOTP codes

• cli
• golang
• golang-library
• totp

The fastest 128-bit and 256-bit hash, passes all tests, and under 140 source lines of code. API library and CLI tool in C++ and NodeJS/Wasm

• call-for-papers
• cryptanalysis
• cryptanalysis-tasks
• cryptography

Fast crypto toolkit for modern client-side JavaScript

Flexible OpenID Connect and OAuth 2.0 server-side implementation for modern ASP.NET projects

• authentication
• authorization
• identity-management
• oauth2

This repository contains reverse engineering results and resources for a few specific car models of a very specific car manufacturer. Please don't sue.

• car-hacking
• automotive-security

Run arbitrary code by patching OAT files

• android
• android-app
• kotlin
• kotlin-android

Credential gateway for AI agents. Log in once via Oauth2 or API Key. Every agent stays authenticated — headless, no SaaS, agents never see your credentials.

• ai-agents
• authentication
• cli
• headless

Integrates Spiffe and Vault to have secretless authentication

• spire
• spiffe
• vault
• hashicorp

TranslatedActionScript (AS3) library for processing binary data. This library contains MD5, SHA-1, SHA-2 ( SHA-224 and SHA-256 ), Base64, CRC32 algorithms, JSON encoder & decoder as well as PNG and JPEG encoders.

• actionscript
• jpeg
• png
• md5

The current repository contains all the scripts needed to build kernel-mode mac-a-mal malicious activity hooking on macOS.

• macos

Tool to find code cave in PE image (x86 / x64) - Find empty space to place code in PE files

• codecave
• cpp
• pe
• winapi

A docker container to simplify and secure the use of Infrastructure as Code (IaC)

• infrastructure-as-code
• iac
• docker
• docker-image

Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.

• hotp
• totp
• totp-codes
• authenticator

Creates a readable stream producing cryptographically strong pseudo-random data using `crypto.randomBytes()`

• random-bytes
• random
• crypto
• pseudo-random-generator

Security and Hacking Tools, Exploits, Proof of Concepts, Shellcodes, Scripts.

Docker image gathering packers and tools for making datasets of packed executables and training machine learning models for packing detection

• docker-image
• executable-packing
• malware-packers
• research-platform

Agentic memory for CTI in Python — STIX knowledge graphs, threat-actor alias resolution, offline-first RAG, MCP server for Claude Code and LangChain agents

• claude-code
• cti
• llm
• rag

Fundamentals 4 Code Library for FreePascal and Delphi

Passwords Fountain - modern & performant password manager interface which works everywhere

🛡 Modern elixir ACL/ABAC library for managing granular user abilities and permissions

• elixir
• elixir-phoenix
• ecto
• acl

Ultra high-performance secp256k1 ECC engine | Python, Node.js, Rust, Go, C#, Swift, Java bindings | CUDA, Metal, OpenCL GPU | ECDSA, Schnorr, FROST, MuSig2, BIP-352 | 15+ platforms

• cryptography
• cuda
• riscv
• secp256k1

Simple Polymorphic x86_64 Runtime Code Segment Cryptor

Gulp.js command execution for humans

• gulp
• execa
• gulp-plugin
• gulpjs